Advanced Diagnostics

Advanced Vehicle Diagnostics

Modern vehicles rely on complex electronic systems. When a warning light appears or performance drops, you need accurate diagnostics — not guesswork. Hayden & Co uses manufacturer-level diagnostic equipment to pinpoint faults quickly and accurately.

Diagnostic Capabilities

• OBD-II fault code reading and analysis
• Manufacturer-specific diagnostics (Mercedes, DAF, Volvo, MAN, etc.)
• Engine management system analysis
• ABS and braking system diagnostics
• Transmission fault diagnosis
• DPF (Diesel Particulate Filter) diagnostics and regeneration
• AdBlue / SCR system fault finding
• Air suspension system diagnostics
• Electrical fault tracing
• Live data analysis and parameter checking

Cars, Vans & HGVs

Our diagnostic equipment covers the full spectrum — from passenger cars to the latest Euro 6 HGVs. We can read, clear, and analyse fault codes across all major manufacturers.